Antique brass railroad caboose or RPO candle wall lamps, measuring 11 inches tall. Designed with a spring-loaded bottom cap to push the candle upward as it burns, paired with clear glass chimneys for flame protection. Suitable for railcars where kerosene was restricted. Similar lamps were manufactured by companies like Adams & Westlake Co. (Adlake). Display noticeable patina and wear consistent with age.